查询词典 Fresnel

On the other hand, the use of Fresnel lenses has been the main stream for optical concentrators because of its flexibility.

在其中折射式的菲涅洱透镜是被广为使用的一种聚光镜。

A new annotation is referred to explain the Fresnel's formulation, then some formulations that are about the relationship of the velocity of light in medium and the molecular volume is proposed.

对菲涅尔公式作新的诠释，根据新诠释提出了光媒质中分子体积之和与光速的关系式。

It can be inferred that the focus-variable Fresnel zone lens can be made by changing the index of refraction of material.

据此分析，通过改变透镜材料的折射率，可以制作变焦的菲涅耳波带透镜。

In 1818 Fresnel entered a competition sponsored by French Academy.

1818年菲涅耳参加了法国科学院主办的一次竞赛。

However, Fresnel lens is not a perfect lens and can induce several artifacts for the projected image.

但是，Fresnel lens毕竞不是理想的透镜，因而会造成投影影像的缺陷，这些缺陷被称为鬼影。

They are provided with red coloured glass and Fresnel lens.

产品带有红色透明玻璃和镜头。

The effects of incident wavelength on diffractive efficiency of Fresnel lens are analyzed.

针对宽带折衍混合光学系统，分析不同入射光波波长对菲涅耳透镜衍射效率的影响。

This article discussed the diamond cutting machining technology, and some Exploration, analysis and discussion are made on machining parameters used in diamond turning process of Fresnel lens and its impact on the element performance.

本文重点阐述了金刚石车削加工技术，并对菲涅尔透镜金刚石车削加工技术中的有关工艺参数及其对工作性能的影响进行了探索、分析和讨论。

Use of the functions of the Pro/ NC machining ,the article discussed the Fresnel lens NC machine process. And automatically generate the processing procedures.

利用Pro／NC的数控加工功能，探讨了新型菲涅尔透镜的数控加工工艺，并自动生成了加工程序。

. As a result, there is obtained a square or rectangular sheet 6 of Fresnel lens having the prescribed size as shown in FIG.

第8条第。作为一个结果，是获得了正方形或长方形板材6菲涅耳透镜具有明尺寸显示图。

Great. What repertoire did you see?

太棒了。你看的是什么剧目？

I prepared not to accept such ridiculousness:"Please," I said to him.

我可不想理会这套荒谬的东西："请你通情达理一点儿。"